Eberspacher Espar Airtronic M2 D4R ECU Control Unit 12v | 252746995000, Car Parts

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Eberspacher Espar Airtronic AM2 D4 R 12v Electronic Control Unit ECU Genuine Eberspacher Espar warranted repair part For latest Eberspacher Airtronic M2 D4R 12v heater versions Technical support and additional products available from Butler Technik Suitable for the following Airtronic heater versions 252746995000 - Airtronic M2 D4R 12v Please note - 12v only Applicable fault codes that could indicate Electronic Control Unit fault - further investigation always required. P000110 (087) - Air inlet error - Interruption P000111 (088) - Air inlet error - Short circuit P000112 (089) - Air inlet error - Short circuit to battery (+) P000120 (064) - Flame sensor - Interruption P000121 (065) - Flame sensor - Short circuit P000131 (061) - External air temperature sensor - Short circuit P000143 (006) - Air pressure sensor - Implausible signal P000301 (090) - Watchdog reset P000302 (090) - Too many watchdog resets P000303 (099) - Operating lockout: Too frequent output stage errors P000304 (091) - Too many resets (loose contact) P000305 (095) - Control box not calibrated P000306 (098) - Second cutout circuit is defective

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Table of Contents

• Why it Matters
• Features & Benefits
• Key Specifications
• Usage & Maintenance
• Frequently Asked Questions

Why it Matters

The Eberspacher Espar Airtronic M2 D4R ECU Control Unit is a crucial component for maintaining the efficiency and reliability of your vehicle's heating system. This electronic control unit (ECU) is designed specifically for the Eberspacher Airtronic M2 D4R 12v heater versions, ensuring optimal performance and functionality.

Having a reliable ECU is essential for diagnosing and addressing potential issues within the heating system. Fault codes can indicate various problems, and understanding these codes can help in troubleshooting and maintaining the heater effectively.

Features & Benefits

Quick Overview

• Genuine Eberspacher Espar repair part
• Designed for Airtronic M2 D4R 12v heater versions
• Technical support available from Butler Technik
• Applicable fault codes for effective troubleshooting

Useful Details

This ECU is compatible with the following fault codes:

• P000110 (087) - Air inlet error - Interruption
• P000111 (088) - Air inlet error - Short circuit
• P000112 (089) - Air inlet error - Short circuit to battery (+)
• P000120 (064) - Flame sensor - Interruption
• P000121 (065) - Flame sensor - Short circuit
• P000131 (061) - External air temperature sensor - Short circuit
• P000143 (006) - Air pressure sensor - Implausible signal
• P000301 (090) - Watchdog reset
• P000302 (090) - Too many watchdog resets
• P000303 (099) - Operating lockout: Too frequent output stage errors
• P000304 (091) - Too many resets (loose contact)
• P000305 (095) - Control box not calibrated
• P000306 (098) - Second cutout circuit is defective

Practical Tips

When using the Eberspacher Espar Airtronic M2 D4R ECU Control Unit, consider the following tips:

• Regularly check for fault codes to ensure optimal performance.
• Consult technical support for any persistent issues.
• Keep the ECU clean and free from debris to avoid malfunctions.
• Ensure proper installation to prevent electrical issues.

Key Specifications

While specific technical specifications are not detailed, this ECU is designed for 12v systems and is compatible with the Eberspacher Airtronic M2 D4R heater versions. It is a genuine part, ensuring reliability and performance.

Usage & Maintenance

To maintain the Eberspacher Espar Airtronic M2 D4R ECU Control Unit, follow these guidelines:

• Perform regular diagnostics to identify any fault codes.
• Ensure all connections are secure and free from corrosion.
• Consult the manufacturer’s guidelines for any specific maintenance procedures.
• Replace the ECU if persistent errors occur that cannot be resolved through troubleshooting.

Frequently Asked Questions

1. What is the purpose of the ECU?
   The ECU controls the operation of the Eberspacher Airtronic M2 D4R heater, ensuring it functions correctly.
2. How do I know if my ECU is faulty?
   Check for specific fault codes that indicate issues with the ECU or connected components.
3. Can I replace the ECU myself?
   While it is possible, it is recommended to consult a professional for installation to avoid complications.
4. Is technical support available?
   Yes, technical support is available from Butler Technik for troubleshooting and additional products.
5. What voltage does this ECU operate on?
   This ECU is designed for 12v systems only.